CN203655727U - Inlet water filtering structure of submersible pump - Google Patents
Inlet water filtering structure of submersible pump Download PDFInfo
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- CN203655727U CN203655727U CN201320757308.1U CN201320757308U CN203655727U CN 203655727 U CN203655727 U CN 203655727U CN 201320757308 U CN201320757308 U CN 201320757308U CN 203655727 U CN203655727 U CN 203655727U
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Abstract
The utility model provides an inlet water filtering structure of a submersible pump, and belongs to the technical field of submersible pumps. The inlet water filtering structure of the submersible pump resolves the problem that an existing submersible pump is only provided with a single net cover for filtering water, so that the cleanness quality of the water is difficult to guarantee. The submersible pump comprises a pump body and a cylindrical pump seat arranged on the pump body, wherein the pump seat is provided with a water inlet and a water outlet, a motor is fixedly arranged in the pump body, a pump cavity is formed in the pump seat, an impeller is arranged in the pump cavity, the outer end of a main shaft of the motor penetrates through the pump body and extends into the pump cavity to be fixedly connected with the impeller, the water outlet is located in the outer end surface of the pump seat and is opposite to the outer end surface of the impeller, a barrel-shaped net cover is arranged at the outer end of the pump seat, a step is arranged at the edge of the outer end surface of the pump seat, the barrel-shaped net cover is arranged on the step in a sleeved mode, a connecting hole is formed in the wall of the step, and the barrel-shaped net cover is fixedly connected with the step through the method that a bolt is connected with the connecting hole. The inlet water filtering structure of the submersible pump is simple in structure, and can prolong the service life of the pump.
Description
Technical field
The utility model belongs to submersible pump technical field, relates to a kind of water inlet filtration of submersible pump.
Background technique
Pump is as a kind of universal machine, and it is of many uses; Along with the development of water pump develops, there are various water pumps, submersible pump is the one of pump the inside, submersible pump is the visual plant of deep-well water lift, the whole unit work that pulls the plug when use.
The mechanical structure of submersible pump is: be made up of water pump, submersible motor, conduit pipe and control switch four major parts.Submersible pump is divided into single-stage or pressure of multistage vertical centrifugal pump; Submersible motor is airtight water-filling wet type, vertical three-phase squirrel-cage induction motor, and motor and water pump are direct by pawl formula or singly-bound cartridge type coupling; The three core cable of different size is equipped with; Starting equipment is that the steel pipe that the air-break switch of different capacitance grade and self-coupling decompression air-operated apparatus, conduit pipe are different-diameter is made, and adopts flange coupling, and high-lift electric pump adopts gate valve control.
The outside framework oil seal of mazy type sand control device and two back assemblings is equipped with on submersible motor axle top, prevents that quicksand from entering motor.Submersible motor adopts water lubriucated bearing, and rubber pressure regulator membrane, pressure adjusting spring are equipped with in bottom, and composition surge-chamber regulates the pressure causing due to temperature to change; Motor winding adopts polyethylene insulation, nylon family cover water-resistant magnet wire, and cable connection mode is pressed cable joining technique, and splice insulation is sloughed to scraping enamelled coating, connects respectively, and firm welding, uses raw rubber around one deck.Twine layer 2-3 with waterproof adhesive band again, layer 2-3 mackintosh or water glue bond bag one deck rubber are wrapped in outside, with water-impervious.
A rubber is housed in every grade of blower inlet casing of submersible pump to be held; Impeller is fixed on pump shaft with vertebra shape cover; Blower inlet casing adopts screw thread or bolt to join together.Safety check is equipped with on high-lift submersible pump top, avoids shutting down water hammer and causes unit to destroy.Motor is airtight, adopts Precise Flangers bolt, and cable outlet adds rubber cushion and seals.There is a water injection hole motor upper end, has a vent hole, You Ge dewatering orifice, bottom.Motor lower portion is equipped with bottom stopper thrust bearing, has groove for cooling on thrust bearing, and its stainless steel thrust disc to mill, the axial force up and down of bearing water pump.
The working principle of submersible pump is: before turn on pump, in suction pipe and pump, must be full of liquid.After turn on pump, impeller High Rotation Speed, liquid wherein, along with blade rotates together, under the effect of centrifugal force, flies away from impeller and outwards penetrates, and the liquid of ejaculation speed in pump case explosion chamber is slack-off gradually, and pressure increases gradually, and then from pump discharge, discharge tube flows out.Now, around being thrown toward due to liquid, blade center forms the vacuum low-pressure district that not only there is no air but also there is no liquid, liquid in liquid pool is under the atmospheric effect of pond face, in suction pipe inflow pump, liquid is exactly so continuously from liquid pool, be pumped up and continuously flow out from discharge tube.
Existing submersible pump generally all arranges a guard in water inlet, above this guard, be provided with the filtering hole for filtering water, in the time that reality is used, only one deck guard is difficult to ensure the clear water quality of water to the filtration of water quality, particularly present submersible pump is all generally with coordinating the higher impeller of precision, if the not high running that can affect impeller of the clear water quality of water inlet, can affect the running of impeller and the working life of pump when serious.
Summary of the invention
The purpose of this utility model is to have the problems referred to above for existing technology, has proposed a kind of water inlet filtration of the submersible pump that can thoroughly ensure clear water quality.
The purpose of this utility model can realize by following technical proposal: a kind of water inlet filtration of submersible pump, this submersible pump comprises the pump housing and is arranged on the pump housing and cylindrical pump seat, on described pump seat, offer water intake and water outlet, in the pump housing, be installed with motor, in pump seat, be provided with and above-mentioned water intake, the pump chamber that water outlet is connected, in described pump chamber, be provided with impeller, the outer end of above-mentioned electric machine main shaft puts in pump chamber and is connected mutually with above-mentioned impeller through the pump housing, it is characterized in that, described water intake is positioned on the outer end end face of pump seat, described water intake is relative with the outer end end face of impeller, be provided with the tubular guard for filtering water in the outer end of pump seat, edge at the outer end of pump seat end face is provided with step, the above-mentioned cylindrical net enclosure is located on described step, circumferencial direction along step on step wall is radially provided with attachment hole, above-mentioned tubular guard is connected tubular guard is fixedly connected on above-mentioned step with above-mentioned attachment hole by bolt.
In the water inlet filtration of above-mentioned submersible pump, be positioned on the pump seat outer end end face of water inlet and be installed with filter net cloth, on described filter net cloth, be evenly equipped with filtering hole.
In the water inlet filtration of above-mentioned submersible pump, in the outer cylindrical wall of described tubular guard, be distributed with water passage hole, each water passage hole space is alternately.
In the water inlet filtration of above-mentioned submersible pump, on the outer cylinder inwall of described tubular guard, hot melt is installed with filter screen, and the mesh diameter of described filter screen is less than the diameter of above-mentioned water passage hole.
Compared with prior art, the water inlet filtration of this submersible pump is mainly provided with the tubular guard for filtering water in the outer end of pump seat, be positioned on the pump seat outer end end face of water inlet and be installed with filter net cloth, on the outer cylinder inwall of tubular guard, hot melt is installed with filter screen; The utility model filters clear water quality by three layers of guard, filter net cloth and filter screens, and the interior water that makes water intake enter the pump housing reaches certain purity, ensures the normal operation of impeller; The utility model is simple in structure, can improve the working life of pump.
Brief description of the drawings
Fig. 1 is the perspective view that this submersible pump pump seat separates.
Fig. 2 is this submersible pump cup dolly and the perspective view with column base.
In figure, 1, the pump housing; 2, pump seat; 3, water intake; 4, water outlet; 5, impeller; 6, main shaft; 7, tubular guard; 8, step; 9, attachment hole; 10, filter net cloth; 11, water passage hole; 12, filter screen.
Embodiment
Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As shown in Figure 1 or 2, this submersible pump is mainly by the pump housing 1 be arranged on the pump housing 1 and cylindrical pump seat 2 forms, on pump seat 2, offer water intake 3 and water outlet 4, in the pump housing 1, be installed with motor, in pump seat 2, be provided with and above-mentioned water intake 3, the pump chamber that water outlet 4 is connected, in pump chamber, be provided with impeller 5, the outer end of above-mentioned electric machine main shaft 6 puts in pump chamber and is connected mutually with above-mentioned impeller 5 through the pump housing 1, water intake 3 is positioned on the outer end end face of pump seat 2, described water intake 3 is relative with the outer end end face of impeller 5, be provided with the tubular guard 7 for filtering water in the outer end of pump seat 2, edge at the outer end of pump seat 2 end face is provided with step 8, above-mentioned tubular guard 7 is set on described step 8, circumferencial direction along step 8 on step 8 walls is radially provided with attachment hole 9, tubular guard 7 is connected tubular guard 7 is fixedly connected on above-mentioned step 8 with above-mentioned attachment hole 9 by bolt, be positioned on the pump seat 2 outer end end faces at water intake 3 places and be installed with filter net cloth 10, on described filter net cloth 10, be evenly equipped with filtering hole, in the time that reality is manufactured, in the outer cylindrical wall of this tubular guard 7, be distributed with water passage hole 11, each water passage hole 11 spaces are alternately, on the outer cylinder inwall of tubular guard 7, hot melt is installed with filter screen 12, and the mesh diameter of described filter screen 12 is less than the diameter of above-mentioned water passage hole 11.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendments or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although more used herein: the pump housing 1; Pump seat 2; Water intake 3; Water outlet 4; Impeller 5; Main shaft 6; Tubular guard 7; Step 8; Attachment hole 9; Filter net cloth 10; Water passage hole 11; The terms such as filter screen, but do not get rid of the possibility that uses other term.Use these terms to be only used to describe more easily and explain essence of the present utility model; They are construed to any additional restriction is all contrary with the utility model spirit.
Claims (4)
1. the water inlet filtration of a submersible pump, this submersible pump comprises the pump housing (1) and is arranged on the upper also cylindrical pump seat (2) of the pump housing (1), on described pump seat (2), offer water intake (3) and water outlet (4), in the pump housing (1), be installed with motor, in pump seat (2), be provided with and above-mentioned water intake (3), the pump chamber that water outlet (4) is connected, in described pump chamber, be provided with impeller (5), the outer end of above-mentioned electric machine main shaft (6) puts in pump chamber and is connected mutually with above-mentioned impeller (5) through the pump housing (1), it is characterized in that, described water intake (3) is positioned on the outer end end face of pump seat (2), described water intake (3) is relative with the outer end end face of impeller (5), be provided with the tubular guard (7) for filtering water in the outer end of pump seat (2), edge at the outer end end face of pump seat (2) is provided with step (8), above-mentioned tubular guard (7) is set on described step (8), on step (8) wall, be radially provided with attachment hole (9) along the circumferencial direction of step (8), above-mentioned tubular guard (7) is connected tubular guard (7) is fixedly connected on above-mentioned step (8) with above-mentioned attachment hole (9) by bolt.
2. the water inlet filtration of a kind of submersible pump according to claim 1, is characterized in that, is positioned on pump seat (2) the outer end end face that water intake (3) locates and is installed with filter net cloth (10), on described filter net cloth (10), is evenly equipped with filtering hole.
3. the water inlet filtration of a kind of submersible pump according to claim 1, is characterized in that, is distributed with water passage hole (11) in the outer cylindrical wall of described tubular guard (7), and each water passage hole (11) space alternately.
4. the water inlet filtration of a kind of submersible pump according to claim 3, it is characterized in that, on the outer cylinder inwall of described tubular guard (7), hot melt is installed with filter screen (12), and the mesh diameter of described filter screen (12) is less than the diameter of above-mentioned water passage hole (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320757308.1U CN203655727U (en) | 2013-11-27 | 2013-11-27 | Inlet water filtering structure of submersible pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320757308.1U CN203655727U (en) | 2013-11-27 | 2013-11-27 | Inlet water filtering structure of submersible pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203655727U true CN203655727U (en) | 2014-06-18 |
Family
ID=50922118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320757308.1U Expired - Fee Related CN203655727U (en) | 2013-11-27 | 2013-11-27 | Inlet water filtering structure of submersible pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203655727U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106678085A (en) * | 2016-12-30 | 2017-05-17 | 浙江大秦泵业有限公司 | Deep-well pump |
| CN107100896A (en) * | 2017-05-25 | 2017-08-29 | 合肥皖化电泵有限公司 | A kind of boiler water circulating pump with efficient diffuser |
-
2013
- 2013-11-27 CN CN201320757308.1U patent/CN203655727U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106678085A (en) * | 2016-12-30 | 2017-05-17 | 浙江大秦泵业有限公司 | Deep-well pump |
| CN107100896A (en) * | 2017-05-25 | 2017-08-29 | 合肥皖化电泵有限公司 | A kind of boiler water circulating pump with efficient diffuser |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140618 Termination date: 20161127 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |